National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Overcast

27°F

-3°C

Humidity 78%
Wind Speed Calm
Barometer 30.35 in (1029.4 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 15 Mar 4:56 am EDT
Extended Forecast for

2 Miles SW Grant Mills NY

  • Overnight

    Overnight: A slight chance of light snow. Cloudy, with a low around 22. Calm wind. Chance of precipitation is 20%.

    Low: 22 °F

    Slight Chance
    Light Snow

  • Sunday

    Sunday: A slight chance of light snow before 9am. Mostly cloudy, with a high near 38. Light east wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 28 mph. Chance of precipitation is 20%.

    High: 38 °F

    Slight Chance
    Light Snow
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: A slight chance of rain or freezing rain before midnight, then rain showers. Low around 31. Southeast wind around 14 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Little or no ice accumulation expected.

    Low: 31 °F

    Slight Chance
    Rain/Freezing
    Rain then
    Showers

  • Monday

    Monday: Showers, with thunderstorms also possible after 2pm. High near 57. South wind around 11 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 57 °F

    Showers

  • Monday Night

    Monday Night: Rain showers before 1am, then rain and snow showers between 1am and 2am, then a chance of snow showers after 2am. Some thunder is also possible. Low around 19. South wind 11 to 14 mph becoming west after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 100%.

    Low: 19 °F

    Severe
    Thunderstorms
    then
    Rain/Snow

  • Tuesday

    Tuesday: A chance of snow showers before 8am, then a slight chance of snow showers after 2pm. Mostly cloudy, with a high near 24. Chance of precipitation is 30%.

    High: 24 °F

    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 9.

    Low: 9 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A slight chance of light snow. Cloudy, with a low around 22. Calm wind. Chance of precipitation is 20%.
Sunday
A slight chance of light snow before 9am. Mostly cloudy, with a high near 38. Light east wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 28 mph. Chance of precipitation is 20%.
Sunday Night
A slight chance of rain or freezing rain before midnight, then rain showers. Low around 31. Southeast wind around 14 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Little or no ice accumulation expected.
Monday
Showers, with thunderstorms also possible after 2pm. High near 57. South wind around 11 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Rain showers before 1am, then rain and snow showers between 1am and 2am, then a chance of snow showers after 2am. Some thunder is also possible. Low around 19. South wind 11 to 14 mph becoming west after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 100%.
Tuesday
A chance of snow showers before 8am, then a slight chance of snow showers after 2pm. Mostly cloudy, with a high near 24. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 9.
Wednesday
Mostly sunny, with a high near 30.
Wednesday Night
Mostly cloudy, with a low around 19.
Thursday
Partly sunny, with a high near 39.
Thursday Night
Mostly cloudy, with a low around 26.
Friday
A chance of rain and snow showers. Partly sunny, with a high near 43. Chance of precipitation is 30%.
Friday Night
Rain and snow showers likely. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.
Saturday
Rain and snow showers likely. Mostly cloudy, with a high near 38. Chance of precipitation is 60%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Grant Mills NY
 42.06°N 74.71°W (Elev. 2201 ft)
Last Update:
4:57 am EDT Mar 15, 2026
Forecast Valid:
5am EDT Mar 15, 2026-6pm EDT Mar 21, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation